cvelistv5 - cve-2026-107671

CVE-2026-107671 (GCVE-0-2026-107671)

Vulnerability from cvelistv5

Published

2026-10-27 16:16

Modified

2026-10-27 16:16

Severity ?

8.5 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

CWE

CWE-288 - Authentication Bypass Using an Alternate Path or Channel

Summary

A vulnerability allowing an attacker with valid Administrator credentials to bypass multi-factor authentication by disabling it globally before completing MFA verification.

References

URL

Tags

https://www.veeam.com/kb4951

Impacted products

	Vendor	Product	Version
	Veeam	ONE	Version: 13.1 ≤ 13.1.0.7233

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ONE",
          "vendor": "Veeam",
          "versions": [
            {
              "lessThanOrEqual": "13.1.0.7233",
              "status": "affected",
              "version": "13.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability allowing an attacker with valid Administrator credentials to bypass multi-factor authentication by disabling it globally before completing MFA verification."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-288",
              "description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-27T16:16:58.921Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "url": "https://www.veeam.com/kb4951"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-107671",
    "datePublished": "2026-10-27T16:16:58.921Z",
    "dateReserved": "2026-10-08T15:00:00.795Z",
    "dateUpdated": "2026-10-27T16:16:58.921Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CERTFR-2026-AVI-1399

Vulnerability from certfr_avis

De multiples vulnérabilités ont été découvertes dans les produits Veeam. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et une atteinte à la confidentialité des données.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

Vendor	Product	Description
Veeam	Veeam Backup & Replication	Veeam Backup & Replication versions 13.0.x antérieures à 13.0.3 (build 13.0.3.63)
Veeam	Veeam Agent	Veeam Agent pour Linux versions antérieures à 13.1.2 (build 13.1.2.11)
Veeam	Veeam Backup	Veeam Backup pour Microsoft 365 versions antérieures à 8.6 Patch 1 (build 8.6.0.5011)
Veeam	Veeam ONE	Veeam ONE versions antérieures à 13.1 P1 (build 13.1.0.7940)
Veeam	Veeam Backup & Replication	Veeam Backup & Replication versions 13.1.x antérieures à 13.1.2 (build 13.1.2.57)

References

Title

Publication Time

Tags

Bulletin de sécurité Veeam kb4957	2026-10-27	vendor-advisory
Bulletin de sécurité Veeam kb4951	2026-10-27	vendor-advisory
Bulletin de sécurité Veeam kb4948	2026-10-27	vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Veeam Backup \u0026 Replication versions 13.0.x ant\u00e9rieures \u00e0 13.0.3 (build 13.0.3.63)",
      "product": {
        "name": "Veeam Backup \u0026 Replication",
        "vendor": {
          "name": "Veeam",
          "scada": false
        }
      }
    },
    {
      "description": "Veeam Agent pour Linux versions ant\u00e9rieures \u00e0 13.1.2 (build 13.1.2.11)",
      "product": {
        "name": "Veeam Agent",
        "vendor": {
          "name": "Veeam",
          "scada": false
        }
      }
    },
    {
      "description": "Veeam Backup pour Microsoft 365 versions ant\u00e9rieures \u00e0 8.6 Patch 1 (build 8.6.0.5011)",
      "product": {
        "name": "Veeam Backup",
        "vendor": {
          "name": "Veeam",
          "scada": false
        }
      }
    },
    {
      "description": "Veeam ONE versions ant\u00e9rieures \u00e0 13.1 P1 (build 13.1.0.7940)",
      "product": {
        "name": "Veeam ONE",
        "vendor": {
          "name": "Veeam",
          "scada": false
        }
      }
    },
    {
      "description": "Veeam Backup \u0026 Replication versions 13.1.x ant\u00e9rieures \u00e0 13.1.2 (build 13.1.2.57)",
      "product": {
        "name": "Veeam Backup \u0026 Replication",
        "vendor": {
          "name": "Veeam",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-108142",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-108142"
    },
    {
      "name": "CVE-2025-64394",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-64394"
    },
    {
      "name": "CVE-2026-106077",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-106077"
    },
    {
      "name": "CVE-2026-105477",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-105477"
    },
    {
      "name": "CVE-2026-106076",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-106076"
    },
    {
      "name": "CVE-2026-106078",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-106078"
    },
    {
      "name": "CVE-2026-108141",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-108141"
    },
    {
      "name": "CVE-2026-108140",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-108140"
    },
    {
      "name": "CVE-2026-107671",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-107671"
    }
  ],
  "initial_release_date": "2026-10-28T00:00:00",
  "last_revision_date": "2026-10-28T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1399",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-10-28T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "description": "Injection SQL (SQLi)"
    },
    {
      "description": "D\u00e9ni de service"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Veeam. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Veeam",
  "vendor_advisories": [
    {
      "published_at": "2026-10-27",
      "title": "Bulletin de s\u00e9curit\u00e9 Veeam kb4957",
      "url": "https://www.veeam.com/kb4957"
    },
    {
      "published_at": "2026-10-27",
      "title": "Bulletin de s\u00e9curit\u00e9 Veeam kb4951",
      "url": "https://www.veeam.com/kb4951"
    },
    {
      "published_at": "2026-10-27",
      "title": "Bulletin de s\u00e9curit\u00e9 Veeam kb4948",
      "url": "https://www.veeam.com/kb4948"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

CVE-2026-107671 (GCVE-0-2026-107671)

Vulnerability from cvelistv5

CERTFR-2026-AVI-1399

Vulnerability from certfr_avis

Solutions

Tags

Sightings

Nomenclature